CN218513773U - Waterproof shell of connector - Google Patents
Waterproof shell of connector Download PDFInfo
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- CN218513773U CN218513773U CN202222155672.2U CN202222155672U CN218513773U CN 218513773 U CN218513773 U CN 218513773U CN 202222155672 U CN202222155672 U CN 202222155672U CN 218513773 U CN218513773 U CN 218513773U
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- cable
- main shell
- inner diameter
- shell
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Abstract
The utility model discloses a connector waterproof case, include: a main housing; the cable sealing element is arranged at the rear part of the main shell, at least one part of the cable sealing element is inserted into the main shell, at least one part of the inner wall of the cable sealing element has a fastening state with a smaller inner diameter and a loosening state with a larger inner diameter, and the inner diameter of the cable sealing element is smaller than the outer diameter of the cable when the cable sealing element is in the loosening state; the lock nut is arranged at the rear part of the main shell and is in threaded connection with the main shell; one side of the hook piece, which faces the front part of the main shell, is provided with a hook hole; the middle part of the hook member is rotatably connected with the main shell; the side surface of the main shell is connected with an elastic sheet which is propped against one side of the hook piece facing the rear part of the main shell; the front part of the main shell is inserted into the dustproof cap, one side of the dustproof cap is provided with a clamping hook, and the clamping hook is matched with the clamping hook hole. The utility model discloses a cable sealing member's antiskid falls relates to the antiskid function that falls that realizes the cable, has avoided the use of the antiskid dog that falls, has practiced thrift the cost.
Description
Technical Field
The utility model relates to a technical field of connector especially relates to a connector waterproof case.
Background
The existing cable sealing element has no friction force with the cable in a loose state, and the product is easy to slide down along the cable at high altitude. Because the existing product has no anti-slip design, the cable termination product matched with the existing product needs to be provided with an anti-slip stop block, so that the overall cost is increased.
The resilience of the hook member of the existing product generally requires a separate spring, which increases the cost and reliability of the product.
The existing product is difficult to adapt to connectors with different sizes because the channel suitable for the connector is circular and the rectangular notch is not arranged on the channel, and the size of the product is generally increased in order to also adapt to the connector with a certain size, especially a larger size.
The cable sealing element of the existing product is lack of a compression design at the end part, and if the sealing function of the cable is realized and the connector is prevented from being separated, the hardness requirement of materials is contradictory. To overcome this conflict and simultaneously achieve both the functions of sealing and blocking the connector from coming out, the prior art generally needs to increase the contact area of the connector at the blocking position, which increases the parts and the cost.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a waterproof shell of connector, it provides the antiskid and falls to relate, has avoided setting up the antiskid dog that falls, makes it have lower cost.
In order to realize the purpose, the utility model discloses the technical scheme who takes does:
a waterproof connector housing, comprising:
a main housing;
a cable seal disposed at a rear portion of the main housing, at least a portion of the cable seal being inserted into the main housing, at least a portion of an inner wall of the cable seal having a fastened state with a smaller inner diameter and a relaxed state with a larger inner diameter, the cable seal having an inner diameter smaller than an outer diameter of the cable when in the relaxed state;
the locking nut is arranged at the rear part of the main shell and is in threaded connection with the main shell, and the locking nut is used for tightening or loosening the outer wall of the main shell so as to enable the cable sealing member to be in the fastening state or the loosening state;
the clamping hook piece is provided with a clamping hook hole on one side, facing the front part of the main shell, of the clamping hook piece; the middle part of the clamping hook part is rotatably connected with the main shell;
the side surface of the main shell is connected with the elastic sheet, and the elastic sheet is abutted against one side, facing the rear part of the main shell, of the hook piece;
the front part of the main shell body is inserted into the dustproof cap, one side of the dustproof cap is provided with a clamping hook, and the clamping hook is matched with the clamping hook hole.
The waterproof connector shell is characterized in that the main shell is arranged in a penetrating mode along the axial direction of the main shell, the rear portion of the main shell is provided with threads, and the locking nut is matched with the threads.
In the waterproof connector housing, the inner wall of the main housing, where the threads are arranged, has an annular boss.
In the waterproof connector shell, four first grooves are formed in the radial direction of the boss and are arranged in a rectangular shape.
In the waterproof connector housing, the boss divides the interior of the main housing into a first accommodating space near the front part and a second accommodating space near the rear part;
at least a portion of the cable seal is inserted into the second receiving space.
In the waterproof connector housing, the inner wall of the second accommodating space is obliquely arranged to form a wedge-shaped surface, and the inner diameter of the wedge-shaped surface close to the front part of the main housing body is smaller than the inner diameter of the wedge-shaped surface close to the rear part of the main housing body.
In the waterproof connector housing, two sides of the main housing are respectively provided with a pin, and the hook member is rotatably connected with the main housing through the pin.
The waterproof connector housing described above, wherein the rear portion of the main housing has a plurality of claws in an annular array, at least a part of which are separated from each other.
In the waterproof connector shell, the locking nut is provided with four second grooves along the radial direction, and the four second grooves are arranged in a rectangular shape.
The waterproof connector shell described above, wherein the cable sealing member includes: the cable connector comprises a sealing element body and a protruding part formed by extending backwards from the rear part of the sealing element body, wherein the protruding part is provided with the fastening state with a smaller inner diameter and the loosening state with a larger inner diameter, and the inner diameter of the protruding part is smaller than the outer diameter of the cable when the protruding part is in the loosening state.
The utility model discloses owing to adopted above-mentioned technique, make it compare the positive effect that has with prior art and be:
(1) The utility model discloses a antiskid of cable sealing member falls relates to the antiskid function that falls that realizes the cable, has avoided the use of the dog that falls of antiskid, has practiced thrift the cost.
(2) The utility model discloses a card hook piece realizes kick-backing through the shell fragment, need not to install the spring, also need not to arrange the component that is used for installing the spring on the main casing body.
(3) The utility model discloses the rectangle incision has been set up to insert smoothly of great size connector.
Drawings
Fig. 1 is an exploded view of the connector waterproof case of the present invention;
fig. 2 is a radial cross-sectional view of the main housing of the waterproof connector housing of the present invention;
fig. 3 is an axial cross-sectional view of the main housing of the waterproof connector housing of the present invention;
fig. 4 is a perspective view of a lock nut of the waterproof connector housing of the present invention;
fig. 5 is a perspective view of the cable seal of the waterproof connector shell of the present invention;
fig. 6 is an assembly perspective view of the waterproof connector housing of the present invention.
In the drawings: 1. a main housing; 10. a boss; 11. a first groove; 12. a wedge-shaped surface; 13. a pin; 14. a claw; 2. a cable seal; 21. a seal body; 22. a protrusion; 3. locking the nut; 31. a second groove; 4. a hook member; 41. a hook hole; 5. a spring plate; 6. a dust cap; 61. a hook.
Detailed Description
The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "horizontal", "vertical", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or original document indicated must have a specific position, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1 to 6, a waterproof connector housing according to a preferred embodiment is shown, which includes: the cable sealing part comprises a main shell 1, a cable sealing part 2, a locking nut 3, a clamping hook part 4, an elastic sheet 5 and a dust cap 6, wherein the cable sealing part 2 is arranged at the rear part of the main shell 1, at least one part of the cable sealing part 2 is inserted into the main shell 1, at least one part of the inner wall of the cable sealing part 2 has a fastening state with a smaller inner diameter and a loosening state with a larger inner diameter, and the inner diameter of the cable sealing part 2 is smaller than the outer diameter of a cable when the cable sealing part 2 is in the loosening state; the locknut 3 is arranged at the rear part of the main shell 1, the locknut 3 is in threaded connection with the main shell 1, and the locknut 3 is used for tightening or loosening the outer wall of the main shell 1 to enable the cable sealing member 2 to be in a fastening state or a loosening state; one side of the hook piece 4 facing the front part of the main shell 1 is provided with a hook hole 41; the middle part of the hook member 41 is rotatably connected with the main housing 1; the side surface of the main shell body 1 is connected with an elastic sheet 5, and the elastic sheet 5 is propped against one side of the hook piece 41, which faces the rear part of the main shell body 1; the front part of the main shell 1 is inserted into the dust cap 6, one side of the dust cap 6 is provided with a hook 61, and the hook 61 is matched with the hook hole 41.
Preferably, the face of the hook 61 facing the front of the main housing 1 is a plane perpendicular to the axis of the main housing to form a fixation in cooperation with the hook hole 41.
Preferably, the face of the catch 61 facing the rear of the main housing 1 is bevelled to achieve a guiding action.
More specifically, the front portion of the main housing 1 has an insertion portion for inserting the dust cap 6, the insertion portion having an inclined outer wall with a gap constant in a normal state between the outer wall and the hook member 4, and a wall of the dust cap is inserted into the gap. When the wall of the dust cap is inserted into the gap, the hook member 4 is automatically pushed open by the surface of the hook 61 facing the rear of the main housing 1, i.e., the inclined surface, and when the hook 61 enters the hook hole 41, the hook member 4 is automatically closed again by the elastic force provided by the elastic piece 5.
In other words, the hook member 4 does not need to be operated to achieve the insertion locking of the dust cap 6, and the insertion operation of the dust cap 6 is automatically and adaptively operated to lock the hook member 6 due to the slope of the hook 61 and the arrangement of the gap.
Conversely, unlocking the dust cap 6 requires operating the hook member 4, specifically, pressing the hook member 4 radially toward the rear side of the main housing 1 to tilt the hook member 4 toward the front side of the main housing 1 to unlock.
It should be noted that, in the present embodiment, the front part of the subject object is referred to as the left side in fig. 1, and the rear part of the main casing 1 is referred to as the right side in fig. 1.
Further, as a preferred embodiment, the main housing 1 is disposed through in the axial direction thereof, the rear portion of the main housing 1 has a screw thread, and the lock nut 3 is matched with the screw thread.
Further, as a preferred embodiment, the inner wall of the main housing 1 where the screw thread is provided has an annular boss 10.
Further, as a preferred embodiment, four first grooves 11 are formed along the radial direction of the boss 10, and the four first grooves 11 are arranged in a rectangular shape.
The four first slots 11 form rectangular cutouts to facilitate smooth insertion of a larger size connector.
Further, as a preferred embodiment, the boss 10 divides the interior of the main housing 1 into a first receiving space near the front and a second receiving space near the rear.
Further, as a preferred embodiment, at least a part of the cable sealing member 2 is inserted into the second accommodating space.
Further, as a preferred embodiment, the inner wall of the second accommodating space is inclined to form a wedge-shaped surface 12, and the inner diameter of the wedge-shaped surface 12 near the front part of the main casing 1 is smaller than the inner diameter of the wedge-shaped surface near the rear part of the main casing 1.
Further, as a preferred embodiment, a pin 13 is provided on each side of the main housing 1, and the hook member 4 is rotatably connected to the main housing 1 through the pin 13.
Specifically, the hook member 4 includes a plate-shaped structure and side wings connected to both sides of the plate-shaped structure, respectively, wherein the preferred side wings are perpendicular to the plate-shaped structure, each side wing is provided with a hole matched with the pin 13, and the pin 13 is inserted into the hole to realize rotatable connection. On the other hand, one end of the plate-like structure is provided with a hook hole 41.
Of course, in other embodiments, the hook member 4 may have other shapes, and the rotatable connection may be realized by other mechanisms.
Preferably, the hook hole 41 is rectangular.
Further, as a preferred embodiment, the rear portion of the main housing 1 has a plurality of claws 14 in an annular array with at least a portion thereof separated from each other.
Further, as a preferred embodiment, the lock nut 3 is provided with four second grooves 31 along the radial direction thereof, and the four second grooves 31 are arranged in a rectangular shape. The locking of the cable is achieved by tightening the lock nut 3 such that the inner wall of the lock nut 3 tightens or loosens the respective jaws 14 (e.g. the lock nut 3 has an inclined inner wall), and then by transferring a force through the jaws 14 to the outer wall of the cable seal 2.
The four second slots 31 form rectangular cutouts to facilitate smooth insertion of a larger size connector.
Further, as a preferred embodiment, the cable sealing member 2 includes: the seal body 21 and the projecting portion 22 formed by extending backward from the rear portion of the seal body 21, the projecting portion 22 has a fastened state in which the inner diameter is small and a relaxed state in which the inner diameter is large, and the inner diameter of the projecting portion is smaller than the outer diameter of the cable when the projecting portion is in the relaxed state.
Further, as a preferred embodiment, the cable seal 2 is grooved along its axial direction so as to divide the cable seal 2, in particular the projection 22, into a plurality of zones in the radial direction, the spacing between the zones being adjustable, in particular by the force exerted by the jaws 14, so as to achieve a variation of the inner diameter of the channel formed by the zones for the passage of the cable, and thus a clamping of the cable.
It should be noted in particular that the maximum inner diameter of the channel formed by the plurality of areas for the passage of the cable is also smaller than the outer diameter of the cable, thus providing a fall-prevention of the cable.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope and embodiments of the present invention, and it should be appreciated by those skilled in the art that various equivalent and obvious modifications can be made in the present invention and the description and drawings, and all such modifications are intended to be included within the scope and spirit of the present invention.
Claims (10)
1. A waterproof connector housing, comprising:
a main housing;
a cable seal disposed at the rear of the main housing, at least a portion of the cable seal being inserted into the main housing, at least a portion of an inner wall of the cable seal having a fastened state with a smaller inner diameter and a relaxed state with a larger inner diameter, the cable seal having an inner diameter smaller than an outer diameter of the cable when in the relaxed state;
the locking nut is arranged at the rear part of the main shell and is in threaded connection with the main shell, and the locking nut is used for tightening or loosening the outer wall of the main shell so as to enable the cable sealing member to be in the fastening state or the loosening state;
the clamping hook piece is provided with a clamping hook hole on one side facing the front part of the main shell; the middle part of the clamping hook part is rotatably connected with the main shell;
the side surface of the main shell is connected with the elastic sheet, and the elastic sheet is abutted against one side, facing the rear part of the main shell, of the hook piece;
the front part of the main shell body is inserted into the dustproof cap, one side of the dustproof cap is provided with a clamping hook, and the clamping hook is matched with the clamping hook hole.
2. The waterproof connector housing according to claim 1, wherein the main housing is disposed through the housing in an axial direction thereof, and a rear portion of the main housing has threads, and the lock nut is engaged with the threads.
3. The waterproof connector shell according to claim 2, wherein an inner wall of the main housing where the screw thread is provided has an annular boss.
4. The waterproof connector shell according to claim 3, wherein four first grooves are formed in a radial direction of the boss, and the four first grooves are arranged in a rectangular shape.
5. The waterproof connector shell according to claim 3, wherein the boss partitions an interior of the main housing into a first accommodating space near a front portion and a second accommodating space near a rear portion;
at least a portion of the cable seal is inserted into the second receiving space.
6. The waterproof connector shell according to claim 5, wherein an inner wall of the second accommodating space is inclined to form a wedge surface, and an inner diameter of the wedge surface near the front part of the main shell is smaller than an inner diameter of the wedge surface near the rear part of the main shell.
7. The waterproof connector housing of claim 1, wherein said main housing has a pin on each side thereof, and said hook member is rotatably connected to said main housing via said pin.
8. The waterproof connector housing of claim 1, wherein said main housing rear portion has a plurality of spaced apart fingers in an annular array.
9. The waterproof connector shell according to claim 1, wherein said lock nut has four second grooves formed along a radial direction thereof, and the four second grooves are arranged in a rectangular shape.
10. The waterproof connector shell of claim 1, wherein said cable seal comprises: the cable connector comprises a sealing body and a protruding part formed by extending backwards from the rear part of the sealing body, wherein the protruding part is provided with the fastening state with a smaller inner diameter and the loosening state with a larger inner diameter, and the inner diameter of the protruding part is smaller than the outer diameter of the cable when the protruding part is in the loosening state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222155672.2U CN218513773U (en) | 2022-08-16 | 2022-08-16 | Waterproof shell of connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222155672.2U CN218513773U (en) | 2022-08-16 | 2022-08-16 | Waterproof shell of connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218513773U true CN218513773U (en) | 2023-02-21 |
Family
ID=85209144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222155672.2U Active CN218513773U (en) | 2022-08-16 | 2022-08-16 | Waterproof shell of connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218513773U (en) |
-
2022
- 2022-08-16 CN CN202222155672.2U patent/CN218513773U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |